| #include <stdlib.h> |
| #include <string.h> |
| |
| int gitsetenv(const char *name, const char *value, int replace) |
| { |
| int out; |
| size_t namelen, valuelen; |
| char *envstr; |
| |
| if (!name || !value) return -1; |
| if (!replace) { |
| char *oldval = NULL; |
| oldval = getenv(name); |
| if (oldval) return 0; |
| } |
| |
| namelen = strlen(name); |
| valuelen = strlen(value); |
| envstr = malloc((namelen + valuelen + 2) * sizeof(char)); |
| if (!envstr) return -1; |
| |
| memcpy(envstr, name, namelen); |
| envstr[namelen] = '='; |
| memcpy(envstr + namelen + 1, value, valuelen); |
| envstr[namelen + valuelen + 1] = 0; |
| |
| out = putenv(envstr); |
| |
| free(envstr); |
| return out; |
| } |