Browse Source
Applied Stuart's 12-03-2003 patch. Support for readline (disabled) and for node names in the form (x,y).
pre-master-46
Applied Stuart's 12-03-2003 patch. Support for readline (disabled) and for node names in the form (x,y).
pre-master-46
pnenzi
23 years ago
27 changed files with 686 additions and 366 deletions
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16ChangeLog
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28configure.in
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50src/frontend/com_history.c
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3src/frontend/cpitf.c
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9src/frontend/display.h
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10src/frontend/evaluate.c
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99src/frontend/inpcom.c
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28src/frontend/misccoms.c
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5src/frontend/parser/glob.c
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1src/frontend/plotting/x11.c
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8src/frontend/resource.c
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22src/frontend/runcoms.c
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56src/frontend/signal_handler.c
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112src/frontend/subckt.c
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19src/frontend/variable.c
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7src/include/ftedev.h
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9src/include/ngspice.h
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190src/main.c
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4src/misc/Makefile.am
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5src/misc/ivars.c
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89src/misc/string.c
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106src/misc/tilde.c
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5src/misc/tilde.h
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151src/misc/util.c
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12src/misc/util.h
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3src/nghelp.c
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5src/ngmultidec.c
@ -0,0 +1,151 @@ |
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/************* |
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* Various utility functions. |
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* 2002 R. Oktas, <roktas@omu.edu.tr> |
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************/ |
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|
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#ifdef HAVE_STRING_H |
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#include <string.h> |
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#endif |
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|
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#include "ngspice.h" |
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#include "util.h" |
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|
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|
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/* **************************************************************** */ |
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/* */ |
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/* Stuff for Filename Handling */ |
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/* */ |
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/* **************************************************************** */ |
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|
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/* Canonicalize PATH, and return a new path. The new path differs from PATH |
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in that: |
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Multple `/'s are collapsed to a single `/'. |
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Leading `./'s and trailing `/.'s are removed. |
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Trailing `/'s are removed. |
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Non-leading `../'s and trailing `..'s are handled by removing |
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portions of the path. |
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|
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Stolen from Bash source (slightly modified). |
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Credit goes to Chet Ramey, et al. -- ro */ |
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|
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char * |
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canonicalize_pathname(char *path) |
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{ |
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int i, start; |
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char stub_char; |
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char *result; |
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|
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/* The result cannot be larger than the input PATH. */ |
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result = copy(path); |
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|
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stub_char = (*path == '/') ? '/' : '.'; |
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|
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/* Walk along RESULT looking for things to compact. */ |
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i = 0; |
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while (1) { |
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if (!result[i]) |
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break; |
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|
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while (result[i] && result[i] != '/') |
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i++; |
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start = i++; |
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|
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/* If we didn't find any slashes, then there is nothing left to do. */ |
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if (!result[start]) |
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break; |
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|
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/* Handle multiple `/'s in a row. */ |
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while (result[i] == '/') |
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i++; |
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|
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#if !defined (apollo) |
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if ((start + 1) != i) |
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#else |
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if ((start + 1) != i && (start != 0 || i != 2)) |
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#endif /* apollo */ |
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{ |
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strcpy (result + start + 1, result + i); |
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i = start + 1; |
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} |
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|
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#if 0 |
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/* Handle backslash-quoted `/'. */ |
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if (start > 0 && result[start - 1] == '\\') |
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continue; |
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#endif |
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|
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/* Check for trailing `/'. */ |
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if (start && !result[i]) { |
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zero_last: |
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result[--i] = '\0'; |
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break; |
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} |
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|
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/* Check for `../', `./' or trailing `.' by itself. */ |
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if (result[i] == '.') { |
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/* Handle trailing `.' by itself. */ |
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if (!result[i + 1]) |
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goto zero_last; |
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|
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/* Handle `./'. */ |
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if (result[i + 1] == '/') { |
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strcpy(result + i, result + i + 1); |
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i = (start < 0) ? 0 : start; |
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continue; |
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} |
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|
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/* Handle `../' or trailing `..' by itself. */ |
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if (result[i + 1] == '.' && |
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(result[i + 2] == '/' || !result[i + 2])) { |
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while (--start > -1 && result[start] != '/'); |
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strcpy(result + start + 1, result + i + 2); |
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i = (start < 0) ? 0 : start; |
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continue; |
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} |
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} |
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} |
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|
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if (!*result) { |
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*result = stub_char; |
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result[1] = '\0'; |
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} |
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return (result); |
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} |
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|
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|
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/* Turn STRING (a pathname) into an absolute pathname, assuming that |
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DOT_PATH contains the symbolic location of `.'. This always |
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returns a new string, even if STRING was an absolute pathname to |
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begin with. |
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|
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Stolen from Bash source (slightly modified). |
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Credit goes to Chet Ramey, et al. -- ro */ |
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|
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char * absolute_pathname(char *string, char *dot_path) |
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{ |
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char *result; |
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int result_len; |
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|
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if (!dot_path || *string == '/') |
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result = copy(string); |
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else { |
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if (dot_path && dot_path[0]) { |
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result = tmalloc(2 + strlen(dot_path) + strlen(string)); |
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strcpy(result, dot_path); |
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result_len = strlen(result); |
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if (result[result_len - 1] != '/') { |
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result[result_len++] = '/'; |
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result[result_len] = '\0'; |
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} |
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} else { |
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result = tmalloc(3 + strlen (string)); |
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result[0] = '.'; result[1] = '/'; result[2] = '\0'; |
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result_len = 2; |
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} |
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strcpy(result + result_len, string); |
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} |
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return (result); |
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} |
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@ -0,0 +1,12 @@ |
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/************* |
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* Header file for util.c |
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* 2002 R. Oktas, <roktas@omu.edu.tr> |
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************/ |
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|
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#ifndef UTIL_H_INCLUDED |
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#define UTIL_H_INCLUDED |
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char *canonicalize_pathname(char *path); |
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char *absolute_pathname(char *string, char *dot_path); |
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#endif |
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