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pem.c: reduce number of calls to strlen in readline

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This commit is contained in:
Marc Hoersken
2015-03-22 13:38:22 +01:00
parent 260410edf3
commit 55d030089b
1 changed files with 14 additions and 4 deletions
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18
src/pem.c
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@@ -41,15 +41,25 @@
static int static int
readline(char *line, int line_size, FILE * fp) readline(char *line, int line_size, FILE * fp)
{ {
size_t len;
if (!*line) {
return -1;
}
if (!fgets(line, line_size, fp)) { if (!fgets(line, line_size, fp)) {
return -1; return -1;
} }
if (*line && line[strlen(line) - 1] == '\n') {
line[strlen(line) - 1] = '\0'; len = strlen(line);
if (len > 0 && line[len - 1] == '\n') {
line[len - 1] = '\0';
} }
if (*line && line[strlen(line) - 1] == '\r') {
line[strlen(line) - 1] = '\0'; len = strlen(line);
if (len > 0 && line[len - 1] == '\r') {
line[len - 1] = '\0';
} }
return 0; return 0;
} }